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| PartNumber | 644036-2 | 644037-4 | 644037-3 |
| Description | Headers & Wire Housings 20P MTA156 HDR ASSY SQ W/O 4 | Headers & Wire Housings 17P MTA156 HDR ASSY STR W/O#10 | CONN HEADER VERT 17POS 3.96MM |
| Manufacturer | TE Connectivity | TE Connectivity | - |
| Product Category | Headers & Wire Housings | Headers & Wire Housings | - |
| Product | Headers | Headers | - |
| Type | Unshrouded | Unshrouded | - |
| Number of Positions | 20 Position | 17 Position | - |
| Pitch | 3.96 mm | 3.96 mm | - |
| Mounting Style | - | - | - |
| Termination Style | Through Hole | Through Hole | - |
| Mounting Angle | Vertical | Vertical | - |
| Contact Gender | Pin (Male) | Pin (Male) | - |
| Contact Plating | Tin | Tin | - |
| Termination Post Length | 3.18 mm | 3.18 mm | - |
| Series | MTA-156 | MTA-156 | - |
| Application | Wire-to-Board | Wire-to-Board | - |
| Current Rating | 7 A | 7 A | - |
| Housing Material | Thermoplastic (TP) | Thermoplastic | - |
| Voltage Rating | 600 V | 600 V | - |
| Brand | TE Connectivity | TE Connectivity / AMP | - |
| Contact Material | Copper Alloy | Copper Alloy | - |
| Flammability Rating | UL 94 V-0 | UL 94 V-0 | - |
| Product Type | Headers & Wire Housings | Headers & Wire Housings | - |
| Factory Pack Quantity | 250 | 500 | - |
| Subcategory | Headers & Wire Housings | Headers & Wire Housings | - |
| Part # Aliases | 644036-2 | 644037-4 | - |
| RoHS | - | Y | - |
| Tradename | - | MTA | - |